/Engine/Source/Editor/SequencerCore/Public/MVVM/ViewModels/OutlinerSpacer.h
Build the context menu widget for this outliner item
virtual [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [SWidget](API\Runtime\SlateCore\Widgets\SWidget) > CreateContextMenuWidget ( const [FCreateOutlinerContextMenuWidgetParams](API\Editor\SequencerCore\MVVM\Extensions\FCreateOutlinerContextMenuWidget-) & InParams )